2030187890

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{659}}^1\times {\mathrm{1289}}^1$

素因数の和:2194

約数の個数: 32

約数和(自身を含む): 3678048000

約数和(自身を除く): 1647860110

約数列:

[1, 2, 5, 10, 239, 478, 659, 1195, 1289, 1318, 2390, 2578, 3295, 6445, 6590, 12890, 157501, 308071, 315002, 616142, 787505, 849451, 1540355, 1575010, 1698902, 3080710, 4247255, 8494510, 203018789, 406037578, 1015093945, 2030187890]

約数ペア:

[(1, 2030187890), (2, 1015093945), (5, 406037578), (10, 203018789), (239, 8494510), (478, 4247255), (659, 3080710), (1195, 1698902), (1289, 1575010), (1318, 1540355), (2390, 849451), (2578, 787505), (3295, 616142), (6445, 315002), (6590, 308071), (12890, 157501)]